Add aidl and zipalign to the build

These were being used from prebuilts/sdk/tools/..., but those prebuilts
were not being updated regularly. Add them into our build so that
unbundled builds have recent prebuilts of these tools.

Bug: 69431993
Test: prebuilts/build-tools/build-prebuilts.sh
Change-Id: I063596d8aa9f5284343315c78f077139a17c410c